1  using System.Runtime.CompilerServices;
 2  
 3  namespace Ryujinx.Input
 4  {
 5      /// <summary>
 6      /// Represent an emulated keyboard.
 7      /// </summary>
 8      public interface IKeyboard : IGamepad
 9      {
10          /// <summary>
11          /// Check if a given key is pressed on the keyboard.
12          /// </summary>
13          /// <param name="key">The key</param>
14          /// <returns>True if the given key is pressed on the keyboard</returns>
15          bool IsPressed(Key key);
16  
17          /// <summary>
18          /// Get a snaphost of the state of the keyboard.
19          /// </summary>
20          /// <returns>A snaphost of the state of the keyboard.</returns>
21          KeyboardStateSnapshot GetKeyboardStateSnapshot();
22  
23          /// <summary>
24          /// Get a snaphost of the state of a keyboard.
25          /// </summary>
26          /// <param name="keyboard">The keyboard to do a snapshot of</param>
27          /// <returns>A snaphost of the state of the keyboard.</returns>
28          [MethodImpl(MethodImplOptions.AggressiveInlining)]
29          static KeyboardStateSnapshot GetStateSnapshot(IKeyboard keyboard)
30          {
31              bool[] keysState = new bool[(int)Key.Count];
32  
33              for (Key key = 0; key < Key.Count; key++)
34              {
35                  keysState[(int)key] = keyboard.IsPressed(key);
36              }
37  
38              return new KeyboardStateSnapshot(keysState);
39          }
40      }
41  }